Microbes Cause Black Film Over Parts Of Jefferson Memorial 6:52am August 11, 2016 Around the Nation Share URL copied to clipboard! Play Pause There was an error loading the media player. Copyright 2016 NPR. To see more, visit NPR. 300x250 Ad More Morning Edition Economy Nearly 1 out of 5 credit card users have maxed out on their borrowing Sports Caitlin Clark plays her first regular season game in the WNBA by Frankie Graziano 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate